777午夜精品久久av,国产精品午夜福利视频,日本特大黄一级AA片片免费

青島歐爾石墨有限公司位于“石墨之鄉(xiāng)”萊西市，是一個以優(yōu)質(zhì)天然鱗片石墨和高純度人造石墨為主體、石墨高新技術(shù)產(chǎn)品為主導(dǎo)的私營股份企業(yè)。本公司以科技為先導(dǎo)，抓質(zhì)量求效益，在日益激烈的市場競爭中以雄厚的科技勢力為基礎(chǔ)，積極開拓市場，產(chǎn)品不但銷往全國各地同時還出口日、韓及歐美等國家。 青島歐爾石墨有限公司現(xiàn)有鱗片石墨、膠體石墨、膨脹石墨、土狀石墨、石墨潤滑劑、石墨乳、石墨匣缽及高純度人造石墨模具制品等三十多個品種，三百多個規(guī)格，是主要的石墨生產(chǎn)基地。 Qingdao OER graphite Co., LTD is located in hometown of graphite LaiXiShi, It is a comprehensive Private Joint-stock corporation with graphite new-and-high-technolgy products and focusing on high quality natural flake graphite 、artificial graphite and integrated with technology‚ industry and trading business. To science and technology,O...